Information for Public Health Officials

How to Contact the Rickettsial Zoonoses Branch at CDC

The general public and healthcare providers should first call 1-800-CDC-INFO (1-800-232-4636) for questions regarding anaplasmosis and other rickettsial diseases. If a consultation with a CDC scientist specializing in rickettsial diseases is advised, your call will be appropriately forwarded.

Case Definition

2008 case definition

Case Report Form

How to Submit Specimens to CDC for Anaplasmosis Testing

  • Serologic and PCR assays for the diagnosis of anaplasmosis are available through many commercial and state laboratories. Routine testing should primarily use these testing options.
  • Samples may be sent to CDC for confirmatory testing or with special permission from the Rickettsial Zoonoses Branch.

State Health Departments

  • Specimens may be submitted to CDC for testing of rickettsial diseases, including anaplasmosis.
  • To coordinate specimen submission, please call 404-639-1075 during business hours (8:00 – 4:30 EST).

US Healthcare Providers

  • US healthcare providers should submit specimens through their health department for testing. Do not send specimens directly to CDC.
  • CDC policy requires that specimens be submitted through, or with the approval of, the provider’s state health department.
  • Please contact your state health department to assist you with specimen submission and reporting of an infected patient.
  • Final reports of test results are returned to the state public health laboratory who is responsible for providing these reports to the primary submitter.

Who May Submit Specimens to CDC

For general questions about anaplasmosis or other rickettsial diseases, please call 1-800-CDC-INFO (1-800-232-4636). If you have questions about a suspect case, please first consult your state health department. Healthcare providers requiring an epidemiologic consultation on rickettsial diseases may also call 404-639-1075 during business hours (8:00 – 4:30 EST) or 770-488-7100 after hours.

Non-US Healthcare Providers

Non-US healthcare providers should consult CDC prior to submitting specimens for testing. For general questions about anaplasmosis or other rickettsial diseases, please call 1-800-CDC-INFO (1-800-232-4636) or (888-232-6348). If you would like to discuss a suspect rickettsial case with CDC, please call 404-639-1075 during business hours (8:00 – 4:30 EST) or 770-488-7100 after hours.